manifest: update default ceph version to v19

With the v19.2.0 release being out for some time now,
update the default version to be deployed with Rook
as v19.2.0.

Signed-off-by: Travis Nielsen <tnielsen@redhat.com>
(cherry picked from commit 07d8012d36)

.github/workflows/canary-integration-suite.yml

@@ -31,5 +31,5 @@ jobs:
   canary-tests:
     uses: ./.github/workflows/canary-integration-test.yml
     with:
-      ceph_images: '["quay.io/ceph/ceph:v18"]'
+      ceph_images: '["quay.io/ceph/ceph:v19"]'
     secrets: inherit

.github/workflows/canary-integration-test.yml

@@ -5,7 +5,7 @@ on:
     inputs:
       ceph_images:
         description: "JSON list of Ceph images for creating Ceph cluster"
-        default: '["quay.io/ceph/ceph:v18"]'
+        default: '["quay.io/ceph/ceph:v19"]'
         type: string
 
 defaults: